Add missing include for Pinocchio v1.3.0+

As this is not backward compatible, the minimum version of pinocchio is
now v1.3.0, cf. https://github.com/stack-of-tasks/tsid/pull/19

CMakeLists.txt

@@ -43,7 +43,7 @@ ENDIF(SYS_TIME_H)
 
 # Required dependencies
 ADD_REQUIRED_DEPENDENCY("jrl-mal >= 1.9.0")
-ADD_REQUIRED_DEPENDENCY("pinocchio >=  1.1.0")
+ADD_REQUIRED_DEPENDENCY("pinocchio >=  1.3.0")
 
 # Search for Boost.
 # Boost.Test is used by the test suite.

include/jrl/walkgen/pinocchiorobot.hh

@@ -31,6 +31,7 @@ frame work */
 
 #include "pinocchio/spatial/se3.hpp"
 #include "pinocchio/multibody/model.hpp"
+#include "pinocchio/multibody/data.hpp"
 #include <jrl/mal/matrixabstractlayer.hh>
 namespace PatternGeneratorJRL
 {